• Programmed 2003 Avalanche 2500 PCM with service number 12581565 visible on the label.
  • Programmed 2003 Silverado 1500 PCM showing the main connectors and service number label.
  • Programmed 2003 Silverado 3500 PCM with three main electrical connectors visible.
  • Programmed 12581565 PCM for 2003 GMC Sierra 2500, showing the main connectors.
  • Programmed 2003 GMC Sierra 3500 PCM Engine Computer Module.
  • Front view of the programmed 12581565 PCM for 2003-2004 GM vehicles, showing the main connectors.
  • Programmed 2003 Express 1500 PCM with service number 12581565 visible on the label.
  • Programmed Powertrain Control Module (PCM) for a 2003 Chevy Express 2500, part number 12581565.
  • Programmed 2003 Suburban 2500 PCM, part number 89017733, ready for installation.
  • Programmed 2003 Savana 1500 PCM 89017733 Engine Control Module, front view showing connectors.
  • Front view of the 2003 Savana 2500 PCM 89017733 showing the main connectors and service number label.
  • Programmed 2003 GMC Savana 3500 PCM with service number 89017733 shown on a white background.
  • Programmed GM 89017733 PCM for 2003 GMC Safari, Silverado, and Express vans, showing the main connectors.
  • Front view of the 2003 S10 PCM 89017733 showing the main connectors and part number label.
  • Programmed 89017733 PCM for a 2003 GM Astro van, showing the main electrical connectors.
  • Programmed 2004 Corvette PCM with part number 89017733 ready for installation in the engine bay.
  • Front view of the Programmed 2004 Cadillac CTS PCM, showing the main connectors and service number 89017733.
  • Programmed 2003 S10 Blazer PCM 89017733 engine computer module, front view showing connectors.
  • Programmed 2003 Avalanche 2500 PCM, part number 89017733, ready for installation.
  • Front view of the 2003 Silverado 1500 PCM 89017733 engine computer module, showing the main connectors.

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